CVE-2021-0431 Explained : Impact and Mitigation
CVE-2021-0431 impacts Android devices through an out-of-bounds read flaw, potentially leading to remote information exposure. Learn about the risks and mitigation steps.
Android devices are impacted by CVE-2021-0431, which allows for potential out-of-bounds read vulnerability leading to remote information disclosure. Here's a detailed look at the issue.
Understanding CVE-2021-0431
This section delves into the specifics of the CVE-2021-0431 vulnerability.
What is CVE-2021-0431?
CVE-2021-0431 involves avrc_msg_cback of avrc_api.cc, presenting a risk of out-of-bounds read due to a missing bounds check. This flaw could expose sensitive information to a connected device without requiring additional privileges or user interaction.
The Impact of CVE-2021-0431
The impact of this vulnerability is the potential leakage of remote information to paired devices, posing a risk to user privacy and data security.
Technical Details of CVE-2021-0431
Explore the technical aspects related to CVE-2021-0431 in this section.
Vulnerability Description
The vulnerability arises from a deficient bounds check in avrc_msg_cback of avrc_api.cc, enabling unauthorized access to sensitive data without proper validation.
Affected Systems and Versions
Android systems running versions Android-11, Android-8.1, Android-9, and Android-10 are susceptible to CVE-2021-0431, emphasizing the importance of patching and updates.
Exploitation Mechanism
The exploitation of CVE-2021-0431 can occur remotely, potentially leading to the disclosure of confidential information to connected devices.
Mitigation and Prevention
Discover how to mitigate the risks associated with CVE-2021-0431 and safeguard affected systems.
Immediate Steps to Take
Users are advised to apply security patches and updates promptly to address the vulnerability and prevent potential data exposure.
Long-Term Security Practices
Implement robust security protocols, conduct regular security assessments, and stay updated on security advisories to enhance long-term defense against emerging threats.
Patching and Updates
Regularly check for security bulletins and updates from official sources to ensure the protection of Android devices from known vulnerabilities.